// Copyright 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/layers/nine_patch_layer.h"

#include "cc/animation/animation_host.h"
#include "cc/resources/resource_provider.h"
#include "cc/resources/scoped_ui_resource.h"
#include "cc/test/fake_layer_tree_host.h"
#include "cc/test/fake_layer_tree_host_client.h"
#include "cc/test/fake_output_surface.h"
#include "cc/test/fake_output_surface_client.h"
#include "cc/test/geometry_test_utils.h"
#include "cc/test/test_task_graph_runner.h"
#include "cc/trees/layer_tree_host.h"
#include "cc/trees/single_thread_proxy.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/skia/include/core/SkBitmap.h"

using ::testing::_;
using ::testing::AnyNumber;
using ::testing::AtLeast;
using ::testing::Mock;

namespace cc {
namespace {

    class NinePatchLayerTest : public testing::Test {
    protected:
        void SetUp() override
        {
            animation_host_ = AnimationHost::CreateForTesting(ThreadInstance::MAIN);
            layer_tree_host_ = FakeLayerTreeHost::Create(
                &fake_client_, &task_graph_runner_, animation_host_.get());
        }

        void TearDown() override
        {
            Mock::VerifyAndClearExpectations(layer_tree_host_.get());
        }

        FakeLayerTreeHostClient fake_client_;
        TestTaskGraphRunner task_graph_runner_;
        std::unique_ptr<AnimationHost> animation_host_;
        std::unique_ptr<FakeLayerTreeHost> layer_tree_host_;
    };

    TEST_F(NinePatchLayerTest, SetLayerProperties)
    {
        scoped_refptr<NinePatchLayer> test_layer = NinePatchLayer::Create();
        ASSERT_TRUE(test_layer.get());
        test_layer->SetIsDrawable(true);
        test_layer->SetBounds(gfx::Size(100, 100));

        layer_tree_host_->SetRootLayer(test_layer);
        Mock::VerifyAndClearExpectations(layer_tree_host_.get());
        EXPECT_EQ(test_layer->GetLayerTreeHostForTesting(), layer_tree_host_.get());

        gfx::Rect screen_space_clip_rect;
        test_layer->SavePaintProperties();
        test_layer->Update();

        EXPECT_FALSE(test_layer->DrawsContent());

        bool is_opaque = false;
        std::unique_ptr<ScopedUIResource> resource = ScopedUIResource::Create(layer_tree_host_->GetUIResourceManager(),
            UIResourceBitmap(gfx::Size(10, 10), is_opaque));
        gfx::Rect aperture(5, 5, 1, 1);
        bool fill_center = true;
        test_layer->SetAperture(aperture);
        test_layer->SetUIResourceId(resource->id());
        test_layer->SetFillCenter(fill_center);
        test_layer->Update();

        EXPECT_TRUE(test_layer->DrawsContent());
    }

} // namespace
} // namespace cc
